2113540311102 has 16 divisors (see below), whose sum is σ = 4611360678912. Its totient is φ = 640466760920.

The previous prime is 2113540311019. The next prime is 2113540311109. The reversal of 2113540311102 is 2011130453112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113540311109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16011668958 + ... + 16011669089.

It is an arithmetic number, because the mean of its divisors is an integer number (288210042432).

Almost surely, 2^{2113540311102} is an apocalyptic number.

2113540311102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2113540311102 is an abundant number, since it is smaller than the sum of its proper divisors (2497820367810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113540311102 is a wasteful number, since it uses less digits than its factorization.

2113540311102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32023338063.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 2113540311102 its reverse (2011130453112), we get a palindrome (4124670764214).

The spelling of 2113540311102 in words is "two trillion, one hundred thirteen billion, five hundred forty million, three hundred eleven thousand, one hundred two".